<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>登录</title>
    <link rel="icon" href="image/gobang.ico" type="image/x-icon">
    <link rel="stylesheet" href="css/common.css">
    <link rel="stylesheet" href="css/login.css">
</head>

<body>
<div class="nav">
    五子棋对战
</div>
<div class="login-container">
    <!-- 登录界面的对话框 -->
    <div class="login-dialog">
        <!-- 提示信息 -->
        <h3>登录</h3>
        <!-- 这个表示一行 -->
        <div class="row">
            <span>用户名</span>
            <input type="text" id="username">
        </div>
        <div class="row">
            <span>密码</span>
            <input type="password" id="password">
        </div>
        <!-- 提交按钮 -->
        <div class="row">
            <button id="submit">提交</button>

        </div>
        <!-- 新增注册按钮 -->
        <div class="row">
            <button id="registerBtn" class="register-btn">没有用户?点击注册</button>
        </div>
    </div>
</div>

<script src="./js/jquery.min.js"></script>
<script>
    let usernameInput = document.querySelector('#username');
    let passwordInput = document.querySelector('#password');
    let submitButton = document.querySelector('#submit');
    submitButton.onclick = function () {
        $.ajax({
            type: 'post',
            url: '/login',
            data: {
                username: usernameInput.value,
                password: passwordInput.value,
            },
            success: function (body) {
                //请求执行成功后的回调函数
                //判定当前是否登录成功
                //如果登录成功,服务器会返回当前的user对象
                //如果登录失败,则返回一个空的user对象
                if (body && body.userId > 0) {
                    alert("登录成功!");
                    //重定向跳转到"游戏大厅界面""
                    location.assign('/game_hall.html');
                    //location.replace('/game_hall.html');
                } else {
                    alert("登录失败!");
                }
            },
            error: function () {
                //请求执行失败之后的回调函数
                alert("登录失败!");
            }
        });

    }
    let registerButton = document.querySelector('#registerBtn');
    registerButton.onclick = function () {
        // 跳转到注册页面
        location.assign('/register.html');
    }

</script>
</body>

</html>